knew who it was
O Tom disse que não sabia quem era a Mary.
Tom said he didn’t know who Mary was.
I didn't know who it was.
Nobody knew who he was.
O Tom disse que não sabia quem era o namorado da Mary.
Tom said he didn't know who Mary's boyfriend was.
Quando o telefone tocou, Tom já sabia quem era que estava ligando.
When the phone rang, Tom already knew who was calling.
Me viu antes de que a conhecesse, por isso não sabia quem era.
She saw me before I met her, so I didn't know who she was.
— Your name. (2016)
O Tom sabia quem era você?
Did Tom know who you were?